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PMC full text: | Published online 2013 Apr 26. doi: 10.1186/2045-709X-21-13
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Figure 5
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MRI, sagittal STIR midline image. Annular tears are seen as posterior annulus fibrosus hyperintensity (bottom two arrows pointing to white dots) at L4/5 and L5/S1 discs. Compare with low signal (dark) of the normal L3/4 disc (top arrow).